Tuners - Grover, Rotomatic, 3 per side, 18:1 ratio

Grover
Pictured: Chrome
Pictured: Chrome
Pictured: Chrome
Pictured: Chrome
Pictured: Black Chrome
Pictured: Black Chrome
Pictured: Black Chrome
Pictured: Black Chrome
Pictured: Gold
Pictured: Gold
Pictured: Gold
Pictured: Gold
Pictured: Nickel
Pictured: Nickel
Pictured: Nickel
Pictured: Nickel
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Pictured: ChromePictured: ChromePictured: Black ChromePictured: Black ChromePictured: GoldPictured: GoldPictured: NickelPictured: Nickel
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Tuners - Grover, Rotomatic, 3 per side, 18:1 ratio

Starting at: $41.35
Package of 6
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Originally: $45.95
Sold as a package of 6
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The original Rotomatic® with an improved higher ratio gearing. The 18:1 ratio provides for finer tuning and greater stability. The finer gears provide smoother tuning and a higher degree of backlash elimination. This new version of the Rotomatic® uses the exact housing as the original. Only the gearing has changed. Includes washers, bushing and wood screws.

RoHS Compliant
SKU:
P-GRV-102-18X
Item ID:
002131
Brand:
Grover
Button Finish:
Button Shape:
Gear Ratio:
Mounting Type:
Part Numbers
ColorOur Part NumberUPC/EANGrover Part Number
Black ChromeP-GRV-102-18BC082562661028 102-18N
ChromeP-GRV-102-18C082562661035 102-18N
GoldP-GRV-102-18G082562661042 102-18N
NickelP-GRV-102-18N082562661059 102-18N
Product Measurements by Type
Bushing Length14.6 mm
Gear Ratio1:18
Item Length27.05 mm
Item Width43 mm
Knob Depth8 mm
Knob Length23.85 mm
Knob Width17 mm
Mounting Hole Diameter9.9 mm
String Post Diameter6 mm
Packaging Information
Packaging Dimensions9.3 in. × 4.8 in. × 1.9 in.
Weight (Packaging)Black Chrome versionP-GRV-102-18BC0.7 lbs.
Chrome versionP-GRV-102-18C0.71 lbs.
Gold versionP-GRV-102-18G0.71 lbs.
Nickel versionP-GRV-102-18N0.71 lbs.
Product Measurements by Item
P-GRV-102-18BC - Black Chrome versionBushing Length14.6 mm
Gear Ratio1:18
Item Length27.05 mm
Item Width43 mm
Knob Depth8 mm
Knob Length23.85 mm
Knob Width17 mm
Mounting Hole Diameter9.9 mm
String Post Diameter6 mm
P-GRV-102-18C - Chrome versionBushing Length14.6 mm
Gear Ratio1:18
Item Length27.05 mm
Item Width43 mm
Knob Depth8 mm
Knob Length23.85 mm
Knob Width17 mm
Mounting Hole Diameter9.9 mm
String Post Diameter6 mm
P-GRV-102-18G - Gold versionBushing Length14.6 mm
Gear Ratio1:18
Item Length27.05 mm
Item Width43 mm
Knob Depth8 mm
Knob Length23.85 mm
Knob Width17 mm
Mounting Hole Diameter9.9 mm
String Post Diameter6 mm
P-GRV-102-18N - Nickel versionBushing Length14.6 mm
Gear Ratio1:18
Item Length27.05 mm
Item Width43 mm
Knob Depth8 mm
Knob Length23.85 mm
Knob Width17 mm
Mounting Hole Diameter9.9 mm
String Post Diameter6 mm

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Specifications, Files, and Documents

JPEG: Specification Sheet Specification Sheet158.29 KB

Questions and Answers

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Asked by Anonymous on October 6th, 2015.
JustinG
October 6th, 2015
Staff Member
Top Contributor
These tuners are designed to fit a modern 25/64" tuner hole.
Asked by Anonymous on April 14th, 2017.
Matt H
April 14th, 2017
These tuners have a 10mm sized tuner shaft and you will want to measure your existing tuners to insure a proper fit.
Asked by Anonymous on August 2nd, 2017.
Matt H
August 2nd, 2017
These are 18:1 and non-locking. The Roto-grip are 18:1 and locking.
Asked by Anonymous on April 26th, 2020.
BradWbr
April 27th, 2020
Staff Member
We are an authorized Grover dealer. These tuners are in genuine Grover packaging.

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